77620014707 has 2 divisors, whose sum is σ = 77620014708. Its totient is φ = 77620014706.

The previous prime is 77620014629. The next prime is 77620014709. The reversal of 77620014707 is 70741002677.

It is a strong prime.

It is an emirp because it is prime and its reverse (70741002677) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77620014707 - 2¹⁰ = 77620013683 is a prime.

It is a super-2 number, since 2×77620014707² (a number of 23 digits) contains 22 as substring.

Together with 77620014709, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (77620014709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38810007353 + 38810007354.

It is an arithmetic number, because the mean of its divisors is an integer number (38810007354).

Almost surely, 2^77620014707 is an apocalyptic number.

77620014707 is a deficient number, since it is larger than the sum of its proper divisors (1).

77620014707 is an equidigital number, since it uses as much as digits as its factorization.

77620014707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115248, while the sum is 41.

The spelling of 77620014707 in words is "seventy-seven billion, six hundred twenty million, fourteen thousand, seven hundred seven".